Overview 2025-08-24

Column

Donors

613416

March

389792

August

223624

Females

48.1%

Males

51.9%

prediabetic

15.7%

diabetic

4.8%

Column

Donor geographical distribution

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Glycemic control by age & race

Column

A1c% between genders

A1c% between races

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Age distribution

Diabetes prevalence: National estimates vs. Red Cross donors

Donors with diabetes

Column

Zip codes with highest percentage of diabetic donors

Circles represent zipcodes
Zipcodes with high percentage of diabetic donors are colored purple, and with low percentage are green.
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Summary

Column

Table (univariate)

Donor Characteristics
Characteristic N normal
N = 487,734
prediabetes
N = 96,404
diabetes
N = 29,278
gender, n (%) 613,416


    F
246,841 (84%) 39,271 (13%) 9,164 (3.1%)
    M
240,893 (76%) 57,133 (18%) 20,114 (6.3%)
raceeth, n (%) 613,416


    Hispanic Origin
23,904 (81%) 4,159 (14%) 1,403 (4.8%)
    NH Asian/other
29,345 (78%) 6,581 (17%) 1,871 (5.0%)
    NH Black
14,082 (66%) 5,664 (26%) 1,734 (8.1%)
    NH White
420,403 (80%) 80,000 (15%) 24,270 (4.6%)
age, Median (Q1, Q3) 613,416 51 (36, 64) 64 (56, 71) 64 (56, 71)
age group, n (%) 613,416


    -29
85,332 (97%) 1,734 (2.0%) 485 (0.6%)
    30-54
189,021 (88%) 19,888 (9.3%) 5,915 (2.8%)
    55-
213,381 (69%) 74,782 (24%) 22,878 (7.4%)
median household income, Median (Q1, Q3) 608,994 58,519 (46,298, 76,111) 56,373 (45,430, 72,934) 54,065 (44,097, 69,257)